Enabling autoplay and fullscreen for downloaded media

chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java

Index: chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
index cdbb845f42b526104106f6f94cabb6e772ebb199..f295053a7d9c6a234a828df35e5700231e1952c0 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/customtabs/CustomTabActivity.java
@@ -540,6 +540,11 @@ public class CustomTabActivity extends ChromeActivity {
                         mIntentDataProvider.isOpenedByChrome(),
                         getFullscreenManager().getBrowserVisibilityDelegate()),
                 false, false);
+
+        if (mIntentDataProvider.shouldEnableEmbeddedMediaExperience()) {
+            tab.enableEmbeddedMediaExperience(true);
+        }
+
         initializeMainTab(tab);
         return tab;
     }